GET Riot Client Config
https://clientconfig.rpg.riotgames.com/api/v1/config/player?app=Riot%20Client Gets the config file used by the Riot Client. This includes a ton of info, most of it undocumented.
Headers:
-  
X-Riot-Entitlements-JWT: {entitlement token} -  
Authorization: Bearer {auth token} 
Other Variables:
-  
entitlement tokenCan be obtained locally with the Entitlements Token endpoint or remotely using Riot auth and the Entitlement endpoint -  
auth tokenCan be obtained locally with the Entitlements Token endpoint or remotely by first using the Auth Cookies endpoint then using the cookies with the Auth Request endpoint 
Response:
type RiotClientConfigResponse = {
    /** Mapping of affinity ID to chat server host */
    "chat.affinities": {
        [x: string]: string;
    };
    /** Mapping of affinity ID to affinity domain */
    "chat.affinity_domains": {
        [x: string]: string;
    };
    /** Chat server port */
    "chat.port": number;
} & {
    [x: string]: unknown;
};